Home / 19,122.75-26,382-14,098.89

Finding the Fourth Proportional to 19,122.75, 26,382 and 14,098.89

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Solution

The fourth proportional to 19,122.75, 26,382 and 14,098.89 is: 19,451.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,122.75 : 26,382 = 14,098.89 : x
  2. Step 2: Convert to fraction form
    19,122.75/26,382 = 14,098.89/x
  3. Step 3: Cross multiply
    19,122.75x = 26,382 × 14,098.89
  4. Step 4: Simplify right side
    19,122.75x = 371,956,915.98
  5. Step 5: Solve for x
    x = 371,956,915.98/19,122.75
  6. Step 6: Final answer
    x = 19,451.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.